The long-tailed chinchilla (Chinchilla lanigera ), also called the Chilean, coastal, common, or lesser chinchilla, is one of two species of rodent from the genus Chinchilla : the other species being C. chinchilla. Both species are endangered in the...
The short-tailed chinchilla (Chinchilla chinchilla; formerly C. brevicaudata )—also called the Bolivian, Peruvian, or royal chinchilla—is an endangered species of South American rodent, and one of two species in the genus Chinchilla. Their original...
The southern viscacha (Lagidium viscacia ) is a species of viscacha, a rodent in the family Chinchillidae found in Argentina, Bolivia, Chile, and Peru. It is a colonial animal living in small groups in rocky mountain areas. It has long ears and hind...
The northern viscacha (Lagidium peruanum ) is a species of viscacha, a rodent in the family Chinchillidae. It is known from Peru and Chile, at elevations from 300 to 5000 m, and may also be present in Bolivia.
The plains viscacha or plains vizcacha (Lagostomus maximus ) is a species of viscacha, a rodent in the family Chinchillidae. It is the only living species within the genus Lagostomus. It is found in Argentina, Bolivia, and Paraguay. The plains...
Lagidium ahuacaense is a rodent in the mountain viscacha genus (Lagidium ) that occurs in southern Ecuador. First observed in 2005 and formally described in 2009, it occurs more than 500 km (310 mi) north of the nearest previously known population...
Lagostomus crassus is an extinct species of viscacha that was native to Peru. It is known from a single skull found in southern Peru.The skull is not in any way fossilized, indicating that the animal it belonged to lived very recently. The skull is...
Wolffsohn's viscacha (Lagidium wolffsohni ) is a rare species of rodent in the family Chinchillidae. This species occurs in southwestern Argentina and adjacent Chile.